---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-22-044356"
form_type: "8-K"
ticker: "WBS"
cik: "0000801337"
company_name: "WEBSTER FINANCIAL CORP"
filed_at: "2022-12-05T23:59:59+00:00"
generated_at: "2026-06-21T09:55:34.779638+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Webster Financial acquires interLINK deposit platform managing >$9B in sweep deposits

## Summary
- Webster Bank signs definitive agreement to acquire StoneCastle Insured Sweep (interLINK) from StoneCastle Partners.
- interLINK administers over $9 billion in deposits via FDIC-insured cash sweep programs between banks and broker/dealers.
- Acquisition adds scalable source of core deposit funding and complements Webster's omnichannel deposit strategy.
- Transaction expected to close in Q1 2023; financial terms not disclosed.

## SEC filing metadata
- accession: 0001140361-22-044356
- form_type: 8-K
- ticker: WBS
- cik: 0000801337
- company_name: WEBSTER FINANCIAL CORP
- filed_at: 2022-12-05T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/801337/000114036122044356/0001140361-22-044356-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/801337/000114036122044356/brhc10045044_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-22-044356
- JSON: https://secwatch.observer/filing/0001140361-22-044356.json
- Plain text: https://secwatch.observer/filing/0001140361-22-044356.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.